$ git clone -n https://gitee.com/mgb01105731/xhtml1-dtds.git /var/lib/mock/dist-an23.4-build-521809-76226/root/chroot_tmpdir/scmroot/xhtml1-dtds
Cloning into '/var/lib/mock/dist-an23.4-build-521809-76226/root/chroot_tmpdir/scmroot/xhtml1-dtds'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/xhtml1-dtds
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1009765 init